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[MutterShapedTexture] Use cogl multitexture API

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The older code relied on Clutter providing default texture coords for any
layers for which texture coords were not specified, which does not work as
of Clutter 1.1.6 (due to commit 8b950bdc87).

https://bugzilla.gnome.org/show_bug.cgi?id=609657
This commit is contained in:
Tomas Frydrych 2010-02-11 15:21:30 +00:00
parent 690852e157
commit fb3d352d3a
1 changed files with 21 additions and 11 deletions
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32
src/compositor/mutter-shaped-texture.c
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@ -427,24 +427,34 @@ mutter_shaped_texture_paint (ClutterActor *actor)
} }
else else
{ {
float coords[MAX_RECTS * 8]; float coords[8];
float x1, y1, x2, y2;
for (i = 0; i < n_rects; i++) for (i = 0; i < n_rects; i++)
{ {
GdkRectangle *rect = &rects[i]; GdkRectangle *rect = &rects[i];
coords[i * 8 + 0] = rect->x; x1 = rect->x;
coords[i * 8 + 1] = rect->y; y1 = rect->y;
coords[i * 8 + 2] = rect->x + rect->width; x2 = rect->x + rect->width;
coords[i * 8 + 3] = rect->y + rect->height; y2 = rect->y + rect->height;
coords[i * 8 + 4] = rect->x / (alloc.x2 - alloc.x1);
coords[i * 8 + 5] = rect->y / (alloc.y2 - alloc.y1); coords[0] = rect->x / (alloc.x2 - alloc.x1);
coords[i * 8 + 6] = (rect->x + rect->width) / (alloc.x2 - alloc.x1); coords[1] = rect->y / (alloc.y2 - alloc.y1);
coords[i * 8 + 7] = (rect->y + rect->height) / (alloc.y2 - alloc.y1); coords[2] = (rect->x + rect->width) / (alloc.x2 - alloc.x1);
} coords[3] = (rect->y + rect->height) / (alloc.y2 - alloc.y1);
coords[4] = coords[0];
coords[5] = coords[1];
coords[6] = coords[2];
coords[7] = coords[3];
cogl_rectangle_with_multitexture_coords (x1, y1, x2, y2,
&coords[0], 8);
}
g_free (rects); g_free (rects);
cogl_rectangles_with_texture_coords (coords, n_rects);
return; return;
} }
} }